The number of incorrect statements amongst the given statements is:
I. The tongue is attached to the roof of the oral cavity by the frenulum.
II. The structural and functional units of the human liver are the hepatic lobules.
III. Lysozyme present in saliva acts as an antibacterial agent that prevents infection.
IV. Brunner’s glands are located in the submucosa of the duodenum.
V. No significant digestive activity occurs in the large intestine.
1. 1
2. 3
3. 4
4. 5